... :Extruded cutting, powder coating,drilliing,milling various of Aluminum motor shells,housing, panel of Electronics Products,such as MP3, ... Hard Disk Motor etc.Aluminum extrusion1. Alloy: 6063 T5/6061-T6 are ... . Finishing process : cutting,lathing,milling,drilling,tapping,punching,CNC machining,Anodizing(natural color,silver,black,gold etc.),powder coating ...